1617223674474 has 24 divisors (see below), whose sum is σ = 3504349280640. Its totient is φ = 539018457768.

The previous prime is 1617223674419. The next prime is 1617223674527. The reversal of 1617223674474 is 4744763227161.

1617223674474 is a `hidden beast` number, since 1 + 6 + 1 + 72 + 2 + 36 + 74 + 474 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1617223674474.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4497082 + ... + 4843365.

It is an arithmetic number, because the mean of its divisors is an integer number (146014553360).

Almost surely, 2^{1617223674474} is an apocalyptic number.

1617223674474 is an abundant number, since it is smaller than the sum of its proper divisors (1887125606166).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1617223674474 is a wasteful number, since it uses less digits than its factorization.

1617223674474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9350074 (or 9350071 counting only the distinct ones).

The product of its digits is 9483264, while the sum is 54.

The spelling of 1617223674474 in words is "one trillion, six hundred seventeen billion, two hundred twenty-three million, six hundred seventy-four thousand, four hundred seventy-four".